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BOS to PRH: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → Phrae (Phrae Airport)
8,219 mi
13,227 km · 7,142 nm
16h 35m
estimated nonstop flight time
+11h
time difference · heading north
See live BOS→PRH fares Phone-only fares on this route — call free
Flight time details
8,219 miles nonstop takes roughly 16h 35m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- BOS — General Edward Lawrence Logan International Airport · Boston, United States
- PRH — Phrae Airport · Phrae, Thailand
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near BOS
- OWD · Norwood Memorial Airport15 mi away
- BED · Laurence G Hanscom Field16 mi away
- BVY · Beverly Municipal Airport16 mi away
- LWM · Lawrence Municipal Airport25 mi away
Near PRH
- LPT · Lampang Airport44 mi away
- NNT · Nan Airport62 mi away
- THS · Sukhothai Airport66 mi away
- CNX · Chiang Mai International Airport90 mi away
Frequently asked questions
How far is BOS from PRH?
The flight distance from Boston (BOS) to Phrae (PRH) is 8,219 miles (13,227 km, 7,142 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to PRH?
A nonstop flight takes about 16h 35m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Boston and Phrae?
Phrae is 11 hours ahead of Boston.
What is the cheapest way to fly from BOS to PRH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–PRH that never appear on search engines, with no booking fees.